Anyone that has ever played a game online knows what a NAT blazon is – and they ordinarily don't have good implications, every bit NAT errors tend to foreclose people from playing together. The trouble merely gets worse when dealing with a double NAT.

Double NAT isn't necessarily bad. You might not fifty-fifty notice it though information technology tin give y'all some unforeseen bug with some applications and hardware. Some of them are related to services that need UPnP (Universal Plug-and-Play) support or manual port forwarding.

But what exactly is a Double NAT and how tin can you set up the bug that can ascend? Permit's respond both questions here.

What is a Double NAT?

NAT is short for Network Address Translation. This is how your router translates the public IP–the overall network provided past your Internet Service Provider–to the private IP address for your computer and dwelling network. The router is responsible for the NAT.

When you add a second router to the network, yous create a 2d NAT. In many cases, having a double NAT doesn't create problems–however, it does make port forwarding all but incommunicable and tin can cause problems with universal plug and play.

That said, if it does create problems with your network, there are a few steps you can take.

Remove the Internet service provider Router From Your Network

The simplest solution for correcting a double NAT is to get rid of one of the routers that is causing the problem. If you take two routers plugged in, but y'all don't really need one, merely use your Internet service provider's provided router.

If you're a power use, though, this solution likely isn't the best option for you lot. Internet access provider-provided routers lack features that more than expensive options have. In that example, yous can remove your Internet access provider router from the network.

Connect the network cable from your modem to the WAN port on your personal router. In one case y'all take plugged the network in, you lot will need to log into your router's settings menu and configure information technology.

How to Configure Your Router

Y'all log into your router through a browser by typing your router's IP address into the URL bar. Most routers utilise 192.168.i.i every bit the default IP, but this varies. If yous aren't sure, you demand to detect the IP address of your router.

Bring upward the control line last on your PC past typing cmd into Run. Once the final appears, type in ipconfig. In the screen that appears, coil down until you find Default Gateway. The number beside that is the IP address of your router.

Once you find the address, you will demand to log in using the username and password for your router. This is typically on the lesser of the device, but you can alter the username and password off the default if you like.

Once you accept logged in, you will need to modify various settings, simply these settings differ depending on your router and ISP. If yous aren't sure how to go on, contact your ISP for assistance or bank check their website–the majority of service providers take detailed information available for users online.

Enable Span Mode on Your Router

Another solution to the double NAT problem tin can be found in configuring Bridge Fashion on your router. Bridge Mode disables the router's NAT characteristic and allows it to act as a server without an IP accost disharmonize–in other words, it passes along the settings of the initial router.

In some cases, you will non have access to this, especially if you apply an ISP-provided router. You volition have to call your Internet service provider and request your router be placed into Span Mode. Withal, if you lot can configure the settings within your router, it's an easy switch to make.

Log into your router through your browser to admission its configuration settings. Once yous have logged in, wait for the choice to enable Span Manner. This is in a different place depending on your router, merely sometimes it is every bit simple as click Enable. Of form, configuring the router afterwards you take it enabled information technology is sometimes more than difficult.

How to Ready Double NAT on Xbox

Ane place where a double NAT does nowadays a problem is in gaming. For example, many Xbox Ane users have experienced an error message that tells them a double NAT was detected on their network.

In gaming, you want an Open up NAT, or Nat Type 1. This allows the widest range of compatibility and lets you lot join anyone'southward game or session. If yous have a Moderate NAT, or Nat Type 2, you can connect to virtually sessions but will take limited functionality.

NAT Type three, or Strict NAT, is the problem. This makes information technology all but impossible to join someone's game. Sure, single-actor gaming is even so an option, merely trying to bring together an online lucifer will pose difficulties.

A double NAT volition create bug when trying to play anything multiplayer, and might even end your Xbox from connecting to the internet. When you receive this mistake, y'all will need to eliminate the issue by either removing one of the routers or past enabling Bridge Mode as shown above.

Another solution is to connect the Xbox straight to your router with an Ethernet cable. In most cases, this volition eliminate the double NAT issue–just utilise the first router on your network, non the second, as the hardwire betoken.

All of these solutions can work to solve a double NAT error. In most instances, you lot don't need a 2d router on your network. If your original router isn't strong enough to circulate the network across your unabridged dwelling, yous tin can use a spare router as a WiFi extender.